题解 | #迭代器遍历容器#
迭代器遍历容器
https://www.nowcoder.com/practice/0f7ab22e60ee4574a9d9c81412b26595
#include <bits/stdc++.h> using namespace std; int main() { // write your code here...... vector<int>::iterator it1; vector<int>::reverse_iterator it2; vector <int> v1(5); for (it1 = v1.begin(); it1 != v1.end();) { cin >> *it1; it1++; } for (it1 = v1.begin(); it1 != v1.end();) { cout << *it1 << " "; it1++; } cout << endl; for (it2 = v1.rbegin(); it2 != v1.rend(); it2++) { cout << *it2 << " "; } return 0; }